UNKNOWN Microsoft
CVE-2026-42250
Off-by-One Leading to Out-of-Bounds Write in bzip2
Microsoft Security Update 2026-May: Off-by-One Leading to Out-of-Bounds Write in bzip2
Affected Products
- azl3 bzip2 1.0.8-1 on Azure Linux 3.0
- azl3 boost 1.83.0-2 on Azure Linux 3.0
- azl3 ceph 18.2.2-12 on Azure Linux 3.0
- azl3 cmake 3.30.3-13 on Azure Linux 3.0
- azl3 kata-containers-cc 3.15.0.aks0-9 on Azure Linux 3.0
- azl3 perl-Compress-Bzip2 2.28-3 on Azure Linux 3.0
- azl3 kata-containers-cc 3.15.0.aks0-12 on Azure Linux 3.0
- azl3 bzip2 1.0.8-2 on Azure Linux 3.0
References
- https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-42250
- https://nvd.nist.gov/vuln/detail/CVE-2026-42250
This unknown severity vulnerability was published on 2026-05-12 via Microsoft. Affected: azl3 bzip2 1.0.8-1 on Azure Linux 3.0, azl3 boost 1.83.0-2 on Azure Linux 3.0, azl3 ceph 18.2.2-12 on Azure Linux 3.0 and 5 more.
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